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Do You Know
Questions & Answers on General Knowledge.

Why are batteries so expensive?
They contain highly purified and refined chemicals and are actually marvels of engineering. It's more surprising to me that they are so cheap, given how complicated they are to make.
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    New York City New York

    Foregoing the city that never sleeps reference, New York City is indeed a party place. From the ultra swanky nightclubs in Manhattan, to the raw underground shows in Brooklyn, NYC is every bit the hub of culture and music it claims to be, and will prove it to you no matter what time of night it is.

    Chourishi Systems